Recursively get a list of files given a starting path.

dir.js

var _ = require('underscore');
var fs = require('fs');
var path = require('path');
var Q = require('Q');


function processFileAsync(context)
{
	return Q.ninvoke(fs, "stat", context.path)
		.then(function(stat) {
			if(stat.isFile()) {
				return [context];
			}
			else if(stat.isDirectory()) {
				return readDirAsync(context);
			}
			else {
				return [];
			}
		});
}

function readDirAsync(context)
{
	return Q.ninvoke(fs, "readdir", context.path)	
		.then(function(files) {
			return Q.all(_.map(files, function(file) {
				return processFileAsync({
					path: path.join(context.path, file),
					key: context.key + (context.key === '' ? '' : '/') + file
				});
			}));
		});
}

function getFilesRecursiveAsync(startingPath) 
{
	return readDirAsync({
			key: "",
			path: startingPath})
		.then(function(nestedFileArrays) { 
			return _.flatten(nestedFileArrays);
		});
}

function getRootDir() {
	return path.normalize(path.join(__dirname, '../..'));
}

function getContentDir() {
	return path.join(getRootDir(), "Content");
}

module.exports = {
	getRootDir: getRootDir,

	getContentDir: getContentDir,

	getFilesRecursiveAsync: getFilesRecursiveAsync
};